GENERIC NAME: PROMETHAZINE - ORAL (pro-METH-uh-zeen)
BRAND NAME(S): Phen-Tuss, Phenergan
Medication Uses | How To Use | Side Effects | Precautions | Drug Interactions | Overdose | Notes | Missed Dose | Storage
USES: Promethazine is used to prevent nausea and vomiting. It is also used for sedation, allergy symptoms (runny nose, itchy eyes) and motion sickness (prevention and treatment). Use is not recommended in children less than 2 years old.
HOW TO USE: May be taken with food or milk to lessen stomach irritation. Do not take more medication than is prescribed. For motion sickness, medication should be taken 30-60 minutes before travel.
SIDE EFFECTS: Constipation, drowsiness, vision changes or dry mouth may occur. If any of these effects persist or worsen, notify your doctor. Unlikely to occur but report promptly: restlessness, muscle stiffness, weakness, difficulty speaking, loss of balance, mask- like facial expression, trembling or shaking, dizziness, lip smacking or other uncontrollable movements, difficulty urinating, skin rash/discoloration. Very unlikely to occur but report promptly: persistent sore throat or fever, unusual bleeding or bruising, stomach pain, yellowing of eyes or skin, dark urine, hot dry skin, vomiting. This drug may infrequently cause a very serious (rarely fatal) nervous system disorder (neuroleptic malignant syndrome). If you notice any of the following unlikely but very serious side effects, seek immediate medical attention: severe muscle stiffness, mental/mood changes, fever, seizures, irregular/fast heartbeat, increased sweating. Males - in the unlikely event you have a painful, prolonged erection, stop using this drug and seek immediate medical attention or permanent problems could occur. In the unlikely event you have a serious allergic reaction to this drug, seek immediate medical attention. Symptoms of a serious allergic reaction include: rash, itching, swelling, severe dizziness, trouble breathing. If you notice other effects not listed above, contact your doctor or pharmacist.
Report Problems to the Food and Drug Administration
You are encouraged to report negative side effects of prescription drugs to the FDA. Visit the FDA MedWatch website or call 1-800-FDA-1088.
- Nausea and Vomiting - Nausea and vomiting symptoms of many conditions including motion sickness, pregnancy, emotional stress, gallbladder disease, and more. Learn how to recognize the warning signs of nausea and vomiting on MedicineNet.com
- Allergy - Get the facts about allergic reactions, causes, allergy types (food, dust, mold, seasonal), symptoms and signs (skin rash, itching, red bumps, sneezing).
- Vertigo - Learn about vestibular balance disorders including the symptoms caused by balance disorders, causes, how balance disorders are evaluated, and treatment
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